diff options
| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2016-10-27 16:29:13 -0400 |
|---|---|---|
| committer | John Snow <jsnow@redhat.com> | 2016-10-27 16:29:13 -0400 |
| commit | 99868af3d0a75cf6a515a9aa81bf0d7bcb39eadb (patch) | |
| tree | d5763d2625f5f74ecd5e750b76c5017ce67d39eb /include | |
| parent | 835f3d24b42fcbeca5c49048994a4e5d0fe905c5 (diff) | |
dma-helpers: explicitly pass alignment into DMA helpers
The hard-coded default alignment is BDRV_SECTOR_SIZE, however this is not
necessarily the case for all platforms. Use this as the default alignment for
all current callers.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: John Snow <jsnow@redhat.com>
Message-id: 1476445266-27503-2-git-send-email-mark.cave-ayland@ilande.co.uk
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sysemu/dma.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h index 34c8eaf64e..c228c66513 100644 --- a/include/sysemu/dma.h +++ b/include/sysemu/dma.h @@ -199,14 +199,14 @@ typedef BlockAIOCB *DMAIOFunc(int64_t offset, QEMUIOVector *iov, void *opaque); BlockAIOCB *dma_blk_io(AioContext *ctx, - QEMUSGList *sg, uint64_t offset, + QEMUSGList *sg, uint64_t offset, uint32_t align, DMAIOFunc *io_func, void *io_func_opaque, BlockCompletionFunc *cb, void *opaque, DMADirection dir); BlockAIOCB *dma_blk_read(BlockBackend *blk, - QEMUSGList *sg, uint64_t offset, + QEMUSGList *sg, uint64_t offset, uint32_t align, BlockCompletionFunc *cb, void *opaque); BlockAIOCB *dma_blk_write(BlockBackend *blk, - QEMUSGList *sg, uint64_t offset, + QEMUSGList *sg, uint64_t offset, uint32_t align, BlockCompletionFunc *cb, void *opaque); uint64_t dma_buf_read(uint8_t *ptr, int32_t len, QEMUSGList *sg); uint64_t dma_buf_write(uint8_t *ptr, int32_t len, QEMUSGList *sg); |